Month: February 2010

Seeing radio waves with a light bulb

Seeing radio waves with a light bulb

Using a low power amateur radio transmitter and a simple light bulb receiver circuit, we see how radio waves and electromagnetic induction transmit energy and signals wirelessly through the air. We also see how dipole and Yagi antennas radiate their energy in different patterns. Read on to build your own dipole receiving antenna! Subscribe to […]

MORE water rocket awesomeness

We’ve covered George Katz and his water rocket projects here in the past. In this recent video, he shows testing of a lightweight in-line parachute deployment rig, as well as some additional footage of the group’s most recent launch day. In-line Deployment Mechanism More: Awesome DIY water rockets with drop-away boosters In the Maker Shed: […]